.book_detail .detail_cont {
    margin-top: 50px;
}

.book_detail .mask {
    width: 100%;
    height: 10px;
    background: #e6e6e6;
}

.book_detail .detail_page {
    width: 94%;
    margin: 10px auto;
    display: flex;
    padding: 10px 0;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid #ebebeb;
}

.book_detail .detail_page .newPage {
    display: inline-block;
    width: 70%;
}

.book_detail .detail_page .state {
    color: #6cc941;
    font-size: 16px;
}